2 * QEMU Crypto random number provider
4 * Copyright (c) 2015-2016 Red Hat, Inc.
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
21 #ifndef QCRYPTO_RANDOM_H__
22 #define QCRYPTO_RANDOM_H__
24 #include "qemu-common.h"
25 #include "qapi/error.h"
29 * qcrypto_random_bytes:
30 * @buf: the buffer to fill
31 * @buflen: length of @buf in bytes
32 * @errp: pointer to a NULL-initialized error object
34 * Fill @buf with @buflen bytes of cryptographically strong
37 * Returns 0 on sucess, -1 on error
39 int qcrypto_random_bytes(uint8_t *buf,
44 #endif /* QCRYPTO_RANDOM_H__ */